[
  {
    "molid": "mol30997",
    "smiles": "Cc1cc(C2(c3cc(C)c(O)c(C)c3)OS(=O)(=O)c3ccccc32)cc(C)c1O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Cc1cc(C2(c3cc(C)c(O)c(C)c3)OS(=O)(=O)c3ccccc32)cc(C)c1O",
        "std_free_energy": -6.2236833572387695,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "Cc1cc(C2(c3cc(C)c(O)c(C)c3)OS(=O)(=O)c3ccccc32)cc(C)c1[O-]",
        "std_free_energy": -0.9384524822235107,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 8.6,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]